package com.ase.javabase;

/**
 * @author gyhstart
 * @create 2021/3/8 - 22:34
 **/
public class test {

    public static void main(String[] args) {
        /**
         * 最快的时间 2 *幂
         */
        int mun = 2 << 2;
        System.out.println("mun = " + mun);
    }
}
